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[vulkan] Adjusting how surface clip is working when viewport offset gets a scaling value

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This commit is contained in:
CamilleLaVey 2026-03-13 02:54:14 -04:00
parent bd80d603e2
commit 1ebdef1a02
2 changed files with 22 additions and 2 deletions
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11
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View file

@ -510,8 +510,15 @@ bool GraphicsPipeline::ConfigureImpl(bool is_indexed) {
const auto& info{stage_infos[stage]};
if (info.uses_render_area) {
render_area.uses_render_area = true;
render_area.words = {static_cast<float>(regs.surface_clip.width),
static_cast<float>(regs.surface_clip.height)};
const bool is_rescaling{texture_cache.IsRescaling()};
const auto& resolution = Settings::values.resolution_info;
const float render_area_width = static_cast<float>(
is_rescaling ? resolution.ScaleUp(static_cast<u32>(regs.surface_clip.width))
: static_cast<u32>(regs.surface_clip.width));
const float render_area_height = static_cast<float>(
is_rescaling ? resolution.ScaleUp(static_cast<u32>(regs.surface_clip.height))
: static_cast<u32>(regs.surface_clip.height));
render_area.words = {render_area_width, render_area_height};
}
}};
if constexpr (Spec::enabled_stages[0]) {

13
src/video_core/renderer_vulkan/vk_rasterizer.cpp
View file

@ -1572,10 +1572,16 @@ void RasterizerVulkan::UpdateViewportsState(Tegra::Engines::Maxwell3D::Regs& reg
return;
}
if (!regs.viewport_scale_offset_enabled) {
const bool is_rescaling{texture_cache.IsRescaling()};
const float scale = is_rescaling ? Settings::values.resolution_info.up_factor : 1.0f;
float x = static_cast<float>(regs.surface_clip.x);
float y = static_cast<float>(regs.surface_clip.y);
float width = (std::max)(1.0f, static_cast<float>(regs.surface_clip.width));
float height = (std::max)(1.0f, static_cast<float>(regs.surface_clip.height));
x *= scale;
y *= scale;
width *= scale;
height *= scale;
if (regs.window_origin.mode != Maxwell::WindowOrigin::Mode::UpperLeft) {
y += height;
height = -height;
@ -1639,6 +1645,13 @@ void RasterizerVulkan::UpdateScissorsState(Tegra::Engines::Maxwell3D::Regs& regs
if (regs.window_origin.mode != Maxwell::WindowOrigin::Mode::UpperLeft) {
y = regs.surface_clip.height - (y + height);
}
if (texture_cache.IsRescaling()) {
const auto& resolution = Settings::values.resolution_info;
x = resolution.ScaleUp(x);
y = resolution.ScaleUp(y);
width = resolution.ScaleUp(width);
height = resolution.ScaleUp(height);
}
VkRect2D scissor{};
scissor.offset.x = static_cast<int32_t>(x);
scissor.offset.y = static_cast<int32_t>(y);